Home / 161,252.40-222,530.96-88,658.34

Finding the Fourth Proportional to 161,252.40, 222,530.96 and 88,658.34

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Solution

The fourth proportional to 161,252.40, 222,530.96 and 88,658.34 is: 122,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,252.40 : 222,530.96 = 88,658.34 : x
  2. Step 2: Convert to fraction form
    161,252.40/222,530.96 = 88,658.34/x
  3. Step 3: Cross multiply
    161,252.40x = 222,530.96 × 88,658.34
  4. Step 4: Simplify right side
    161,252.40x = 19,729,225,512.21
  5. Step 5: Solve for x
    x = 19,729,225,512.21/161,252.40
  6. Step 6: Final answer
    x = 122,349.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.